Multiple Guinness World Records holder, including for most headers in a minute and most ATWs in a minute, and decorated freestyle champ Laura Biondo makes "The Clipper" seem deceptively easy. The trick actually requires...

If Caitlyn Schrepfer was a Destiny's Child, she would be a mix of Beyoncé's hard-core talent, Kelly Rowland's unassuming cool, and the good-news optimism of Michelle Williams. Schrepfer is quickly becoming one...